

McqMate
Q. |
Biodegradable wastes can usually be converted into useful substances with the help of - |
A. | Bacteria |
B. | Nuclear proteins |
C. | Radioactive substances |
D. | Viruses |
Answer» A. Bacteria | |
Explanation: Biodegradable waste includes any organic matter in waste which can be broken down into carbon dioxide, water, methane or simple organic molecules by micro-organisms such as bacteria. Biodegradable waste can be used for composting or a resource for heat, electricity and fuel by means of incineration or anaerobic digestion. |
View all MCQs in
Biology (GK)No comments yet